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Marquise|Natural|GIA

1.25ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 5232854632

Certificate GIA 5232854632

Diamond specifications and retailer prices

From $4,822 NZD
As of November 2, 2026
Save $5,515 NZD (53%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $10,336 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.25ct natural marquise diamond

This 1.25ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232854632. Listed at 7 retailers as of November 2, 2026, with prices from $4,822 to $10,336, a $5,515 spread on the same certified stone. NZ Jewellers lists it at $10,336. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.25
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.18°
Pavilion angle40.32°
OriginNatural
Grading LabGIA
CertificateGIA 5232854632
Dimensions10.76 × 5.57 × 3.50 mm
L/W Ratio1.93
Top View
10.76 mm5.57 mm1.25 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5232854632
Side View
Table 59.0%Crown 36.18°GirdlePavilion 40.32°CuletDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $10,336 NZD|Low: $4,820 NZD|High: $10,910 NZD|Avg: $6,509 NZD|-5.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$4,822 NZD
Retailer 4$4,862 NZD
Retailer 6$4,944 NZD
Retailer 5$5,134 NZD
Retailer 7$5,785 NZD
Retailer 9$5,890 NZD
Retailer 8$5,994 NZD
Retailer 3$8,661 NZD
NZ Jewellers$10,336 NZD

36 data points across 9 retailers

7 retailers$4,822 NZD to $10,336 NZD

A
Cheapest Retailer
-
$4,822 NZD
A
Retailer 2
-
$4,862 NZD
View
A
Retailer 3
-
$4,944 NZD
View
A
Retailer 4
-
$5,134 NZD
View
Retailer 5
-
$5,785 NZD
View
Price last confirmed 31 days ago
B
Retailer 6
-
$8,661 NZD
View
Most Expensive
B
NZ Jewellers
ba50560e-c790-4436-8c03-12132fd87dd9 · Nov 3
$10,336 NZD
$5,730 USD
View
6 more retailers have this diamond
Prices start from $4,822 NZDSave up to $5,515 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.25ct Marquise
$4,822 NZD